Description

Acid Violet 5 is a synthetic anthraquinone-based acid dye renowned for its vibrant violet hue and excellent dyeing properties. This high-performance colorant is essential for achieving consistent, wash-fast coloration on protein fibers like wool, silk, and nylon. Industrial manufacturers in the textile, leather, and paper industries rely on its quality for producing durable, colorfast goods. Acid Violet 5 CAS NO 10130-48-0 is a key component for formulators requiring a reliable and stable violet shade.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, and nylon fibers and fabrics to achieve brilliant violet shades with good light and wash fastness.
• Leather Finishing: Used in the coloration of leather goods, providing rich and uniform color penetration.
• Paper Staining: Employed for tinting specialty papers, decorative papers, and security papers where color consistency is critical.
• Ink Formulation: A colorant component in the manufacture of inks for various printing applications.
• Biological Staining: Utilized in histology and microscopy as a staining agent for tissue samples in laboratory settings.
• Cosmetic Additive: Used in select hair dyes and other cosmetic colorants where approved for use.

Basic Information

Item	Detail
Product Name	Acid Violet 5
CAS No.	10130-48-0
Molecular Formula	C20H12N2Na2O8S2
Molecular Weight	534.42 g/mol
Synonyms	Acid Violet 5B; C.I. 62125; Acid Violet 5BN; Acid Violet 5R; C.I. Acid Violet 5; Wool Violet 5BN; Anthraquinone Violet; Acid Leather Violet 5B; Acid Fast Violet 5B; Supranol Violet 5B
EINECS	233-349-7

Quality Control

Our Acid Violet 5 is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. Each lot is tested against stringent in-house specifications for critical parameters including color strength, shade, solubility, and impurity profile. A Certificate of Analysis (COA) detailing these results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark violet to black powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to standard
Moisture Content	Max. 5.0%
Water Solubility	Conforms
Ash Content	Max. 1.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.